SAQ 612 – Anaesthetics – systemic local anaesthetic toxicity

A 12-year-old boy has a Bier block performed for manipulation of a distal radius and ulna fracture. During the procedure he develops systemic local anaesthetic toxicity.

State the mechanism of action of local anaesthetic toxicity.

(Marked out of 1.0)

/ 1

List four (4) serious clinical complications of local anaesthetic toxicity.

(Marked out of 4.0)

/ 4

List four (4) ECG features that would indicate systemic local anaesthetic toxicity.

(Marked out of 4.0)

/ 4

Complete the table with three (3) pharmacological agents from different classes that can be used to treat cardiovascular effects of systemic toxicity, including dose and frequency or rate.

(Marked out of 9.0)
</p> <table class="saq-prop-table" style="width: 100%; max-width: 100%; table-layout: fixed; border-collapse: collapse;"> <thead> <tr> <th style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;">Agent</th> <th style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;">Dose</th> <th style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;">Frequency / rate</th> </tr> </thead> <tbody> <tr> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;">1.</td> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;"></td> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;"></td> </tr> <tr> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;">2.</td> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;"></td> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;"></td> </tr> <tr> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;">3.</td> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;"></td> <td style="overflow-wrap: anywhere; word-break: normal; white-space: normal; vertical-align: top; box-sizing: border-box;"></td> </tr> </tbody> </table> <p>

/ 9

Total Score: 0 / 18

Percentage: 0%